17 packages found
Description
Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.
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Checks whether provided parameter looks like a number
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Utilities to get and check variable types (isString, isPlainObject, isRegExp, etc)
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- array
- assert
- assertion
- async
- async function
- async-function
- asyncFunction
- bool
- boolean
- browser
- check
- check-type
- checking
- class
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EcmaScript library to check value is valid number or not 🙌
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This is a JavaScript utility. It returns `true` if the value is a string number written in fixed notation and in decimal base.
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General utility function to verify its argument looks like a number
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This is a JavaScript utility. It returns `true` if the value is a number or plain number string (not in scientific exponential notation or hexadecimal notation for instance).
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Check if the parameter is number
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Type check in TypeScript
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- type
- typescript
- is-arguments
- is-array
- is-array-buffer
- is-array-buffer-view
- is-blob
- is-boolean
- is-buffer
- is-date
- is-error
- is-file
- is-float32-array
- is-float64-array
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Returns true if the value is a number. comprehensive tests.Study from jonschlinkert/is-number
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Checks whether a value is a finite number or not.
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Checks whether a value is an integer or not.
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Extended functions for defining and converting data types.
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- is-object
- is-string
- is-boolean
- is-plain
- is-scalar
- is-web
- is-cli
- is-number
- is-numeric
- is-dom
- is-simbol
- is-window
- is-element
- is-empty
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Description
Check if node's require() is working!
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Check does the given Javascript Object is a number.
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A native module for effectively validating if a value is type Number.
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Check does the given Javascript Object is a number.